Nodejs String Ends With endsWithendsWith(suffix)

Method Source Code

/**//  w  w  w.j a  v a2  s .  c  o  m
 * Tests if this string ends with the specified suffix.
 *
 * @param {String} suffix The suffix.
 * @return {boolean} true if this string ends with the specified suffix; false otherwise.
 */
String.prototype.endsWith = function endsWith(suffix) {
   var t = String(suffix);
   var index = this.lastIndexOf(t);
   return (index >= 0) && (index === this.length - t.length);
};

Related

1. endsWith(value)

   String.prototype.endsWith = function(value) {
     if (this.length < value.length) {
       return false;
     } else {
       return Boolean(this.substr((this.length - value.length), (value.length + 1)) === value);
   

2. endsWith(value)

   String.prototype.endsWith = function(value) {
     var substringLength = value.length;
     var thisLength = this.length;
     if (substringLength > thisLength) {
       return false;
     };
     var howMuchLettersNeedToBeRemooved = thisLength - substringLength;
     var endsString = this.substring(howMuchLettersNeedToBeRemooved);
     if (endsString === value) {
   ...
   

3. endsWithAny(endings)

   String.prototype.endsWithAny = function (endings) {
     var string = this;
     return endings.some(function (ending) {
       return string.endsWith(ending);
     });
   };
   

4. endsWithString.prototype.endsWith || (end)

   String.prototype.endsWith = String.prototype.endsWith || function(end){
     return this.substr(this.length - end.length, end.length) === end;
   if (!window.require) {
     window.isBrowser = true;
     window.require = name => {
       if (name === 'path') {
         return {
           sep: '/'
   ...
   

5. endsWithString.prototype.endsWith || (searchString, length)

   String.prototype.endsWith = String.prototype.endsWith || function(searchString, length) {
       length = typeof length === 'number' && length <  this.length && length >= 0 ? length : this.length;
       return this.substr(length-searchString.length, searchString.length) == searchString;
   console.log("abcd".endsWith("cd", 3));
   

6. endswith(needle)

   String.prototype.endswith = function (needle) {
      var nedlen = needle.length;
      var haylen = this.length;
      if (nedlen > haylen) {
         return false; 
      return this.lastIndexOf(needle) === haylen-nedlen;
   };
   

7. endswith(s)

   String.prototype.endswith = function(s) {
     return (this.match(s+"$")==s)
   

8. endswith(str)

   String.prototype.endswith = function(str)
     return this.slice(this.length - str.length) === str;
   };
   

9. endswith(str)

   String.prototype.endswith = function(str) {
     return (this.indexOf(str, this.length - str.length) !== -1) ? true: false;